Class 10 Geography Minerals and Energy Resources
Class 10 Geography Minerals and Energy Resources Fill in the blanks , Multiple Choice Question [mcq] and True false .
Fill in the Blanks
1. The earth’s crust is made up of different _______ embedded in the rocks.
Answer: minerals
2. Almost everything we use, from a tiny pin to a towering building, are made from _______.
Answer: minerals
3. Unlike our houses buses and trains are not made of bricks and stones, _______ like iron and alluminium are used in making these.
Answer: metal
4. _______ minerals like silica, limestone, aluminium oxide and various phosphate minerals do the cleaning of your teeth.
Answer: Abrasive
5. Fluoride which is used to reduce cavities, comes from a mineral _______.
Answer: fluorite
6. Most toothpaste are made white with _______, which comes from minerals called rutile, ilmenite and anatase.
Answer: titanium oxide
7. Geologists define mineral as a “homogenous, _______ substance with a definable internal structure”.
Answer: naturally occuring
8. Rocks are combinations of homogenous substances called _______.
Answer: minerals
9. Minerals are usually found in _______.
Answer: ores
10. Major metallic minerals like tin, copper, zinc and _______ etc. are obtained from veins and lodes.
Answer: lead
11. Coal and some forms of _______ have been concentrated as a result of long periods under great heat and pressure.
Answer: iron ore
12. The National Green Tribunal has declared such activities illegal and recommended that these should be stopped _______.
Answer: forthwith
13. India exports substantial quantities of _______ after meeting her internal demands.
Answer: ferrous minerals
14. _______ is the basic mineral and the backbone of industrial development.
Answer: Iron ore
15. Kudre in Kannada means _______.
Answer: horse
Multiple Choice Questions
1. Which of the following is used to reduce cavities?
- a) Silica
- b) Fluorite
- c) Limestone
- d) Aluminium Oxide
Answer: b) Fluorite
